CN111016981A

CN111016981A - Building material conveyer

Info

Publication number: CN111016981A
Application number: CN201911365339.0A
Authority: CN
Inventors: 桑方方; 张蓝鸽; 韩琪
Original assignee: Weifang Engineering Vocational College
Current assignee: Weifang Engineering Vocational College
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-04-17
Anticipated expiration: 2039-12-26
Also published as: CN111016981B

Abstract

The invention relates to a conveying device, in particular to a building material conveying device. Including handlebar, support frame, supporting leg, axletree and wheel, be provided with outer car hopper on the support frame, the front end and the support frame of outer car hopper rotate to be connected, two L type backup pads of outer car hopper front end side symmetry fixed connection, outer car hopper rotates with the lower extreme that turns over the board outward to be connected, turn over the board outward and rotate with the baffle and be connected, the lower extreme of support frame and the upper end fixed connection of bracing piece, the lower extreme and the running-board of bracing piece rotate to be connected, the upper end and the slider of running-board rotate to be connected, slider and outer car hopper sliding connection, two ratchet of symmetry fixed connection on the axletree, ratchet and pawl cooperation, the upper end system of pawl has the stay cord. Has the advantages that: the unloading is convenient, and the labor intensity of workers at both arms is reduced; the rapid braking device is arranged, so that the personal safety of workers in the transportation process is ensured.

Description

Building material conveyer

Technical Field

The invention relates to a conveying device, in particular to a building material conveying device.

Background

On a construction site, a construction worker often uses a trolley to carry building materials such as bricks, gravel, concrete and the like. When the workman is pouring out the building material in the handcart car hopper, need both hands to hold the handcart handlebar and overturn whole handcart realization and unload, both arms are comparatively labourious when making the workman unload, in addition, when the workman walks in the undulation highway section pushing the handcart, if uncomfortable feelings such as tired appear in the downhill path section, the handcart parking improper probably appears, influence personal safety, in order to avoid because the potential safety hazard that the handcart probably appears is parked to the workman, it is very necessary to install the quick arresting gear of being convenient for operation additional on the handcart, therefore, how to provide one kind conveniently to unload, can alleviate the intensity of labour of workman both arms and set up the building material conveyer of quick arresting gear in order to ensure the personal safety of workman in the transportation is the technological problem that technical staff in the field had an urgent need to solve.

Disclosure of Invention

The invention provides a building material conveying device, aiming at facilitating unloading and reducing the labor intensity of both arms of workers; set up quick arresting gear, ensure the personal safety of workman in the transportation, its technical scheme who adopts as follows:

the utility model provides a building material conveyer, includes handlebar, support frame, supporting leg, axletree and wheel, its characterized in that: the rear side surface of the support frame is symmetrically and fixedly provided with two handlebars, the support legs are symmetrically and fixedly arranged below the rear part of the support frame, two wheels are symmetrically and fixedly arranged on two sides of the axle, two bearings are symmetrically arranged on the axle and are arranged on the support frame, the support frame is provided with an outer hopper, the front end of the outer hopper is rotationally connected with the support frame, the front end of the outer hopper is symmetrically and fixedly connected with two L-shaped support plates, the outer hopper is rotationally connected with the lower end of an outer turning plate, the outer turning plate is rotationally connected with a baffle plate, the baffle plate is provided with two baffle plates which are symmetrically arranged on the outer turning plate, the baffle plate is matched with the L-shaped support plates, the lower end of the support frame is fixedly connected with the upper end of a support rod, the lower end of the support rod is rotationally connected with a pedal plate, and, the sliding block is connected with the outer car hopper in a sliding mode, the cross section of the sliding block is T-shaped, a T-shaped groove matched with the sliding block is formed in the middle of the lower end face of the outer car hopper, two ratchet wheels are symmetrically and fixedly connected to the axle and matched with the pawl, the pawl is rotatably connected with the supporting frame, a pull rope is tied to the upper end of the pawl, the front end of the pull rope tied to the pawl on the left side is tied to the pawl on the left side, the rear end of the pull rope tied to the pawl on the left side penetrates through the supporting frame, the front end of the pull rope tied to the pawl on the right side is tied to the pawl on the right side, the rear end of the pull rope passes through the supporting frame, the rear ends of the two pull ropes are tied together and attached to the rear side face.

Preferably, the support frame comprises a support frame, support frame cross rods, support frame longitudinal rods, small supports, a large support, a pawl shaft and a limiting plate, the support frame is in a shape of a Chinese character 'hui', the inner wall of the support frame is fixedly connected with the two support frame cross rods, the two support frame longitudinal rods are symmetrically and fixedly connected between the two support frame cross rods, the support frame longitudinal rods are fixedly connected with the pawl shaft rotationally connected with the pawl and the limiting plate positioned above the pawl shaft, the pawl shaft comprises a long cylindrical section and a short cylindrical section, the diameter of the long cylindrical section is smaller than that of the short cylindrical section, the upper end face of the support frame is symmetrically and fixedly connected with the two small supports rotationally connected with the outer hopper, the lower end face of the support frame is symmetrically and fixedly connected with the two large supports, the bearing is arranged in a circular through hole of the large support, and the rear side, two cross rod through holes are symmetrically formed in the cross rod of the supporting frame on the rear side, the front end of the pull rope is tied to the pawl, the rear end of the pull rope sequentially penetrates through the cross rod through holes and the frame through holes, and the cross rod through holes and the frame through holes which are penetrated by the same pull rope are coaxial.

Preferably, the outer car hopper comprises an outer car hopper main body, outer car hopper dovetail grooves, outer car hopper threaded through holes, an outer car hopper cylinder hole and an outer car hopper notch, the whole outer car hopper is of a symmetrical structure, four outer car hopper dovetail grooves are symmetrically arranged on the inner wall of the outer car hopper main body, the width of the end, close to the inner wall of the outer car hopper main body, of each outer car hopper dovetail groove is smaller than the width of the end, far away from the inner wall of the outer car hopper main body, of each outer car hopper dovetail groove, the outer car hopper threaded through holes are symmetrically arranged on the left side wall and the right side wall of the outer car hopper main body, the outer car hopper threaded through holes are positioned in the middle upper position of the outer car hopper main body, the two outer car hopper cylinders are symmetrically arranged and are fixedly connected to the outer wall of the outer car hopper main body, the outer car hopper cylinders are matched with the through holes of the small supports, the longitudinal length of the bottom plate of the outer car hopper main, the lower end surface of the bottom plate of the outer car hopper main body is attached to the upper end surface of the supporting frame, two outer car hopper gaps are symmetrically arranged in front of the upper end surface of the outer car hopper main body, a T-shaped groove matched with the sliding block is arranged in the middle of the lower end surface of the bottom plate of the outer car hopper main body, the outer car hopper body is symmetrically provided with two outer car hopper cylindrical holes, the outward turning plate comprises an outward turning plate body, an outward turning plate connecting column and an outward turning plate cylinder, the front end surface of the outer turning plate main body is symmetrically and fixedly provided with two outer turning plate connecting columns which are rotationally connected with the baffle plate, two outward turning plate cylinders matched with the outer bucket cylinder holes are symmetrically and fixedly arranged on two side surfaces of the outer turning plate main body, the lower end face of the outer turning plate main body is an arc face, the left side face and the right side face of the outer turning plate main body are flush with the inner wall face of the outer car hopper main body, and the rear end face of the outer turning plate main body is attached to the front end face of the bottom plate of the outer car hopper main body.

Preferably, the pawl comprises a pawl body and a pawl hook, the upper end of the pawl body is fixedly connected with the lower end of the pawl hook, a circular through hole in the pawl body is matched with the long cylindrical section of the pawl shaft, the diameter of the circular through hole in the pawl body is smaller than that of the short cylindrical section of the pawl shaft, the width of the pawl body is equal to the length of the long cylindrical section of the pawl shaft, and the front end of the pull rope is tied to a ring of the pawl hook.

Preferably, an inner car hopper is fixed inside the outer car hopper through an adjusting screw, the front end of the inner car hopper is rotatably connected with an inner turnover plate, and the height of the inner turnover plate is smaller than that of the inner car hopper.

Preferably, interior car hopper includes interior car hopper main part, interior car hopper slide, goes up screw hole, screw hole down, interior car hopper is whole to be symmetrical structure, interior car hopper main part is the U type, and four and outer car hopper dovetail matched with interior car hopper slide of its outer wall symmetry fixed connection, the symmetry sets up two rows of fixed orificess on the outer wall about interior car hopper main part, and every row of fixed orificess includes screw hole and screw hole down, it is the same with screw hole down to go up each item parameter of screw hole, the length of the vertical direction of interior car hopper slide equals with the height of interior car hopper main part, the terminal surface is laminated with the up end of outer car hopper main part bottom plate down of interior car hopper main part, the interior wall of interior car hopper main part laminates with the internal face of outer car hopper main part, adjusting screw passes screw thread through-hole screw in the screw hole on the outer car hopper screw thread through-hole.

Preferably, the inward turning plate comprises an inward turning plate main body and inward turning plate rotating columns, the inward turning plate main body is rotatably connected with the inner hopper through two inward turning plate rotating columns which are symmetrically and fixedly mounted on the side faces of the inward turning plate main body, the length of each inward turning plate rotating column is greater than the thickness of the inner hopper main body, one end, far away from the inward turning plate main body, of each inward turning plate rotating column is located in a gap of the outer hopper, the diameter of each inward turning plate rotating column is equal to the width of the gap of the outer hopper, and the lower end face of the inward turning plate main body is higher than the lower end face of the inner hopper main body.

Preferably, the supporting leg includes supporting leg main part and supporting leg through-hole, the lower part of supporting leg main part sets up cylindrical hole, be provided with the supporting leg through-hole on the pore wall in supporting leg main part cylindrical hole, the supporting leg through-hole includes the short vertical portion of supporting leg through-hole, the supporting leg through-hole horizontal part that communicates with the short vertical portion of supporting leg through-hole, the long vertical portion of supporting leg through-hole that communicates with supporting leg through-hole horizontal part, the short vertical portion of supporting leg through-hole equals with the long vertical portion parallel arrangement of supporting leg through-hole and both in the width of horizontal direction, the length of the long vertical portion of supporting leg through-hole in vertical direction is greater than the length of the short vertical portion of supporting leg through-hole in vertical direction, the height of supporting leg through.

Preferably, the auxiliary moving mechanism of swing joint in the supporting leg, the auxiliary moving mechanism includes spring, fixed mounting at the activity leg of spring lower extreme, gag lever post, the universal wheel of fixed mounting at activity leg lower extreme of fixed mounting on the activity leg lateral wall, the upper end fixed mounting of spring is at the cylindrical hole bottom of supporting leg, the diameter of activity leg equals with the diameter in the cylindrical hole of supporting leg, the horizontal maximum width of universal wheel is less than the diameter in the cylindrical hole of supporting leg, the diameter of gag lever post equals with the width of the long vertical portion of supporting leg through-hole at the horizontal direction, the gag lever post is in the upper end of the long vertical portion of supporting leg through-hole.

Preferably, two front hooks are symmetrically and fixedly installed in front of the lower bottom surface of the support frame, and two side hooks are symmetrically and fixedly installed behind the lower bottom surface of the support frame.

The invention has the following advantages:

(1) through stepping on the lower extreme of running-board broad downwards with the foot for the upper end of running-board drives slider upward movement and slides along the T type recess of terminal surface under the outer car hopper, and then the outer car hopper of jack-up makes the front end of outer car hopper rotate round the front end of support frame, building material along the outer car hopper gliding of slope and fall to the ground through the board that turns up that inclines, it is convenient to unload, need not hold the handcart handlebar and overturn whole handcart and unload, alleviate the intensity of labour of workman both arms.

(2) The rapid braking device is arranged, when the vehicle needs to be stopped suddenly, the handlebar is pulled backwards slightly, the backward moving wheel drives the axle to rotate backwards, and then the ratchet wheel fixedly arranged on the axle is driven to rotate backwards, and the engagement motion of the ratchet wheel and the pawl is characterized in that the ratchet wheel can only rotate towards one direction and cannot be reversed, so that the axle can be stopped by pulling the handlebar backwards slightly, the emergency braking of the transportation device is realized, and the personal safety of workers in the transportation process is ensured.

(3) The inner car hopper is pulled upwards by screwing down the adjusting screw, and the adjusting screw penetrates through the thread through hole of the outer car hopper and is screwed into the lower thread hole, so that the volume of the conveying device is increased, and loose and large-volume building materials or building garbage can be conveniently conveyed.

(4) When the building materials are transported on a bumpy road surface, the auxiliary moving mechanisms are all positioned in the cylindrical holes of the supporting legs; when transporting building materials on a relatively flat road surface, the part of the supporting leg is extended out by stepping on the limiting rod by feet, so that the limiting rod slides into the short vertical part of the supporting leg through hole along the long vertical part of the supporting leg through hole and the horizontal part of the supporting leg through hole, and finally the rebounding force of the spring is clamped at the upper end of the short vertical part of the supporting leg through hole, so that the universal wheels are positioned outside the supporting leg and touch the ground, and the two universal wheels and the two wheels touch the ground simultaneously, thereby reducing the labor intensity of workers in transporting building materials.

(5) Two preceding couples of the place ahead symmetry fixed mounting of bottom surface under the support frame, two side couples of the back symmetry fixed mounting of bottom surface under the support frame, when needs hang building material conveyer to the eminence, available rope is tied and is hung in order to hoist building material conveyer on two preceding couples and two side couples.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1: the invention discloses a schematic overall structure diagram of a building material conveying device;

FIG. 2: the invention relates to a rear view structure schematic diagram of a building material conveying device;

FIG. 3: the invention discloses a part of a structure schematic diagram of a building material conveying device;

FIG. 4: the invention relates to a structural schematic diagram of a slide block of a building material conveying device;

FIG. 5: the invention discloses a schematic sectional structure diagram of a building material conveying device;

FIG. 6: the invention discloses a structural schematic diagram of a ratchet wheel and a pawl of a building material conveying device;

FIG. 7: the invention discloses a first structure schematic diagram of a support frame of a building material conveying device;

FIG. 8: the invention relates to a structural schematic diagram of a pawl shaft of a building material conveying device;

FIG. 9: the invention discloses a second structural schematic diagram of a support frame of a building material conveying device;

FIG. 10: the invention relates to a structural schematic diagram of an outer car hopper of a building material conveying device;

FIG. 11: the invention relates to a schematic diagram of an outward turning plate structure of a building material conveying device;

FIG. 12: the invention discloses a pawl structure schematic diagram of a building material conveying device;

FIG. 13: the invention relates to a schematic diagram of the structure of an inner car hopper and an inner turning plate of a building material conveying device;

FIG. 14: the invention relates to a first cross section at a supporting leg of a building material conveying device;

FIG. 15: the invention relates to a structure schematic diagram of an auxiliary moving mechanism of a building material conveying device;

FIG. 16: a second cross-sectional view at the support leg of the construction material transporter of the present invention;

FIG. 17: the invention relates to a working schematic diagram of an auxiliary moving mechanism of a building material conveying device;

FIG. 18: the invention discloses a schematic drawing of the unloading process of a building material conveying device;

FIG. 19: the invention discloses a schematic volume increasing diagram of a building material conveying device;

FIG. 20: the invention relates to a discharging schematic diagram of a building material conveying device after the volume is increased.

Description of the symbols:

1. a handle bar, 2, a support frame, 3, a support leg, 4, a side hook, 5, an axle, 6, a wheel, 7, an L-shaped support plate, 8, a baffle plate, 9, an inward turning plate, 10, an outward turning plate, 11, an inner hopper, 12, an outer hopper, 13, an adjusting screw, 14, a ratchet wheel, 15, a support rod, 16, a pedal plate, 17, an L-shaped hook, 18, an auxiliary moving mechanism, 19, a pawl, 20, a pull rope, 21, a front hook, 22, a bearing, 23, a sliding block, 201, a support frame, 202, a support frame cross rod, 203, a support frame longitudinal rod, 204, a small support seat, 205, a large support seat, 206, a pawl shaft, 207, a limit plate, 2011, a frame through hole, 2021, a cross rod through hole, 301, a support leg main body, 302, a support leg through hole short vertical part, 303, a through hole, 304, a support leg through hole long vertical part, 901, an inward turning plate, 1001. the board main part turns up, 1002, board spliced pole turns up, 1003, board cylinder turns up, 1101, interior car fill main part, 1102, interior car fill slide, 1103, go up the screw hole, 1104, lower screw hole, 1201, outer car fill main part, 1202, outer car fill dovetail, 1203, outer car fill screw through-hole, 1204, outer car fill cylinder, 1205, outer car fill cylinder hole, 1206, outer car fill breach, 1801, spring, 1802, activity leg, 1803, gag lever post, 1804, universal wheel, 1901, pawl main part, 1902, pawl couple.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terms "first," "second," and the like in the description and in the claims, and in the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The invention is further illustrated by the following figures and examples:

as shown in fig. 1 to 6, the invention relates to a building material transportation device, which comprises two handlebars 1, a support frame 2, support legs 3, an axle 5 and wheels 6, wherein two handlebars 1 are symmetrically and fixedly installed on the rear side surface of the support frame 2, long protrusions are uniformly distributed on the circumference of a handrail of each handlebar 1 to increase the friction force between a hand and the handrail, so that the handrails are convenient to hold, two support legs 3 are symmetrically and fixedly installed at the rear lower part of the support frame 2, for example, the support legs 3 can be welded on the support frame 2, two wheels 6 are symmetrically and fixedly installed on two sides of the axle 5, for example, the axle 5 and the wheels 6 can be installed in an interference fit manner or in a key connection manner, the axle 5 and the wheels 6 rotate synchronously without relative rotation, a retaining ring is arranged on the axle 5 to prevent the wheels 6 from axially moving on the axle 5, two bearings 22 are, the bearing 22 is installed on the supporting frame 2, the supporting frame 2 is provided with the outer car hopper 12, the front end of the outer car hopper 12 is rotatably connected with the supporting frame 2, the side surface of the front end of the outer car hopper 12 is symmetrically and fixedly connected with two L-shaped supporting plates 7, the outer car hopper 12 is rotatably connected with the lower end of the outward turning plate 10, the outward turning plate 10 is rotatably connected with the baffle plate 8, two baffle plates 8 are arranged and symmetrically installed on the outward turning plate 10, the baffle plate 8 is matched with the L-shaped supporting plates 7, when building materials need to be installed, the rotating baffle plate 8 is clamped on the L-shaped supporting plates 7 to prevent the outward turning plate 10 from moving and influence on the building materials, the lower end of the supporting frame 2 is fixedly connected with the upper end of the supporting rod 15, illustratively, the lower end of the supporting frame 2 can be welded with the upper end of the supporting rod 15, the lower end of the supporting rod 15 is rotatably connected with the pedal plate 16, the sliding block 23 is connected with the outer car hopper 12 in a sliding manner, the section of the sliding block 23 is T-shaped, a T-shaped groove matched with the sliding block 23 is arranged in the middle position of the lower end face of the outer car hopper 12, the sliding block 23 is wide at the upper part and narrow at the lower part, the sliding block 23 can be prevented from sliding out of the T-shaped groove in the lower end face of the outer car hopper 12, when unloading is needed, the baffle 8 is rotated to be separated from the L-shaped supporting plate 7, the outward turning plate 10 is not supported by the L-shaped supporting plate 7, the outward turning plate 10 is rotated outwards, the upper end of the outward turning plate is turned downwards to be in an inclined state, the wider lower end of the pedal plate 16 is stepped downwards by feet, the pedal plate 16 rotates around the lower end of the supporting rod 15, the upper end of the pedal plate 16 drives the sliding block 23 to move upwards and slide along the T-shaped groove in the lower end face of the outer car hopper 12, the outer car hopper 12 is jacked, the axle 5 is symmetrically and fixedly connected with two ratchet wheels 14, the ratchet wheels 14 and the axle 5 can be connected through a key without relative rotation, the ratchet wheels 14 are matched with a pawl 19, the pawl 19 is rotationally connected with a support frame 2, the upper end of the pawl 19 is tied with a pull rope 20, the front end of the pull rope 20 tied on the left pawl 19 is tied on the left pawl 19, the rear end of the pull rope 20 tied on the right pawl 19 passes through the support frame 2, the front end of the pull rope 20 tied on the right pawl 19 is tied on the right pawl 19, the rear end of the pull rope 20 passes through the support frame 2, the rear ends of the two pull ropes 20 are tied together and attached to the rear side surface of the support frame 2, the middle position of the rear side surface of the support frame 2 is fixedly connected with an L-shaped hook 17, the L-shaped hook 17 is positioned above the two pull ropes 20, the ratchet wheels 14 synchronously move forwards along with the axle 5 in the process of pushing the transportation device to normally move forwards, and is under the L-shaped hook 17, when meeting the situation that needs the scram, pull the handlebar 1 backwards slightly, the wheel 6 moving backwards drives the axle 5 to rotate backwards, and then drive the ratchet 14 fixedly installed on the axle 5 to rotate backwards, because the characteristic of this kind of meshing movement of ratchet 14 and pawl 19 is that the ratchet 14 can only rotate towards one direction, but can not reverse, therefore pull the handlebar 1 backwards slightly and can let the axle 5 stall and make the transportation device brake suddenly, when the transportation device needs to go backwards, pull the joint of two guy ropes 20 and hang it on the L-shaped hook 17 by hand, the pawl 19 pulled by the guy rope 20 rotates upwards and disengages the ratchet 14, the pawl 19 disengaged from the ratchet 14 is not influenced by the action of the ratchet 14, also do not influence the backward movement of the wheel 6, if want to let the ratchet 14 and pawl 19 engage again, need to take the guy rope 20 from the L-shaped hook 17 down, so that the pawl 19 rotates downwardly by its own weight to re-engage the ratchet wheel 14.

As shown in fig. 7 to 9, the supporting frame 2 includes a supporting frame 201, supporting frame cross bars 202, supporting frame longitudinal bars 203, small holders 204, large holders 205, pawl shafts 206, and limiting plates 207, the supporting frame 201 is in a shape of a Chinese character 'hui', two supporting frame cross bars 202 are fixedly connected to an inner wall of the supporting frame 201, for example, the supporting frame cross bars 202 and the supporting frame 201 can be fixed by welding, two supporting frame longitudinal bars 203 are symmetrically and fixedly connected between the two supporting frame cross bars 202, for example, the supporting frame longitudinal bars 203 and the supporting frame cross bars 202 can be fixed by welding, the supporting frame longitudinal bars 203 are fixedly connected to the pawl shafts 206 rotatably connected to the pawls 19 and the limiting plates 207 located above the pawl shafts 206, the limiting plates 207 can limit the maximum rotation angle of the pawls 19, and prevent the pawls 19 from falling back to engage with the ratchet 14 again by their own gravity, the pawl shaft 206 comprises a long cylindrical section and a short cylindrical section, the diameter of the long cylindrical section is smaller than that of the short cylindrical section, the upper end face of the support frame 201 is symmetrically and fixedly connected with two small supports 204 which are rotationally connected with the outer hopper 12, the lower end face of the support frame 201 is symmetrically and fixedly connected with two large supports 205, the bearing 22 is installed in a circular through hole of the large supports 205, two frame through holes 2011 are symmetrically arranged on a rear side rod of the support frame 201, two cross rod through holes 2021 are symmetrically arranged on a support frame cross rod 202 on the rear side, the front end of the pull rope 20 is tied on the pawl 19, the rear end of the pull rope passes through the cross rod through hole 2021 and the frame through holes 2011 in sequence, and the cross rod through hole 2021 and the frame through hole.

As shown in fig. 10 to 11, the outer bucket 12 includes an outer bucket main body 1201, an outer bucket dovetail groove 1202, an outer bucket threaded through hole 1203, an outer bucket cylinder 1204, an outer bucket cylinder hole 1205, and an outer bucket gap 1206, the outer bucket 12 is integrally of a symmetrical structure, four outer bucket dovetail grooves 1202 are symmetrically disposed on the inner wall of the outer bucket main body 1201, the width of the outer bucket dovetail groove 1202 near the inner wall end of the outer bucket main body 1201 is smaller than the width far from the inner wall end of the outer bucket main body 1201, the outer bucket threaded through holes 1203 are symmetrically disposed on the left and right side walls of the outer bucket main body 1201, the outer bucket threaded through hole 1203 is located at an upper middle position of the outer bucket main body 1201, two outer bucket cylinders 1204 are symmetrically disposed and are both fixedly connected to the outer wall of the outer bucket main body 1201, for example, the outer bucket cylinders 1204 can be fixed to the outer bucket main body 1201 by welding, the outer bucket cylinders 1204 are matched with the through holes of the small holders 204, the longitudinal length of the bottom plate of the outer bucket main body 1201 is smaller than the longitudinal length of the side plates thereof, a space for accommodating an outer turning plate 10 is reserved, an L-shaped support plate 7 is fixedly connected to the front end face of the outer bucket main body 1201, the lower end face of the bottom plate of the outer bucket main body 1201 is attached to the upper end face of the support frame 2, two outer bucket notches 1206 are symmetrically arranged in front of the upper end face of the outer bucket main body 1201, a T-shaped groove matched with the sliding block 23 is arranged in the middle of the lower end face of the bottom plate of the outer bucket main body 1201, two outer bucket cylindrical holes 1205 are symmetrically arranged on the outer bucket main body 1201, the outer turning plate 10 comprises an outer turning plate main body 1001, an outer turning plate connecting column 1002 and an outer turning plate cylinder 1003, two outer turning plate connecting columns 1002 rotationally connected with the baffle 8 are symmetrically and fixedly arranged on the front end face of the outer turning plate main body 1001, two outer turning plate cylinders 1003, the lower end face of the outward turning plate main body 1001 is an arc face, so that the lower end of the outward turning plate main body 1001 cannot interfere with the bottom plate of the outer bucket main body 1201 in the rotating process, the left side face and the right side face of the outward turning plate main body 1001 are flush with the inner wall face of the outer bucket main body 1201, and the rear end face of the outward turning plate main body 1001 is attached to the front end face of the bottom plate of the outer bucket main body 1201.

As shown in fig. 6 and 12, the pawl 19 includes a pawl body 1901 and a pawl hook 1902, an upper end of the pawl body 1901 is fixedly connected to a lower end of the pawl hook 1902, for example, an upper end of the pawl body 1901 and a lower end of the pawl hook 1902 may be fixed by welding, a circular through hole on the pawl body 1901 is matched with an elongated cylindrical section of the pawl shaft 206, a diameter of the circular through hole on the pawl body 1901 is smaller than a diameter of a short cylindrical section of the pawl shaft 206, the short cylindrical section of the pawl shaft 206 may prevent the pawl 19 from sliding off from the elongated cylindrical section of the pawl shaft 206, a width of the pawl body 1901 is equal to a length of the elongated cylindrical section of the pawl shaft 206, and a front end of the pull rope 20 is tied to a circular ring of the pawl hook 1902.

As shown in figure 1, an inner hopper 11 is fixed inside an outer hopper 12 through an adjusting screw 13, the front end of the inner hopper 11 is rotatably connected with an inner turning plate 9, the height of the inner turning plate 9 is smaller than that of the inner hopper 11, and the outer hopper 12 is slidably connected with the inner hopper 11.

As shown in fig. 1 and 13, the inner hopper 11 includes an inner hopper main body 1101, an inner hopper sliding plate 1102, upper threaded holes 1103 and lower threaded holes 1104, the inner hopper 11 is symmetrical, the inner hopper main body 1101 is U-shaped, four inner hopper sliding plates 1102 matching with the outer hopper dovetail grooves 1202 are symmetrically and fixedly connected to the outer wall surface of the inner hopper sliding plate 1102, the width of the inner hopper sliding plate 1102 near the inner hopper main body 1101 is smaller than the width far from the inner hopper main body 1101, the matching between the outer hopper dovetail grooves 1202 and the inner hopper sliding plate 1102 can prevent the inner hopper 11 and the outer hopper 12 from moving back and forth, two rows of fixing holes 1104 are symmetrically arranged on the left and right outer walls of the inner hopper main body 1101, each row of fixing holes includes an upper threaded hole 1103 and a lower threaded hole 1104, each parameter of the upper threaded hole 1103 is the same, the length of the inner hopper sliding plate 1102 in the vertical direction is equal to the height 1101 of the inner hopper main body, the lower end surface of the inner hopper main body is attached to the upper end surface 1201 of the bottom plate of the, the outer wall surface of the inner bucket body 1101 is in contact with the inner wall surface of the outer bucket body 1201, and the adjusting screw 13 is screwed into the upper screw hole 1103 through the outer bucket screw through hole 1203.

As shown in fig. 10 and 13, the inner panel 9 includes an inner panel main body 901 and an inner panel rotation column 902, the inner panel main body 901 is rotatably connected to the inner bucket 11 through two inner panel rotation columns 902 symmetrically and fixedly mounted on the side surfaces of the inner panel main body 901, the length of the inner panel rotation column 902 is greater than the thickness of the inner bucket main body 1101, one end of the inner panel rotation column 902, which is far away from the inner panel main body 901, is located in the outer bucket gap 1206, the diameter of the inner panel rotation column 902 is equal to the width of the outer bucket gap 1206, and the lower end surface of the inner panel main body 901 is higher than the lower end surface of the inner bucket main body 1101, so that the lower end of the inner panel main body 901 does not interfere with the outer panel 10 when rotating. As shown in fig. 18, when the transportation device fixed with the inner hopper 11 is unloading, the baffle 8 is rotated to separate from the L-shaped support plate 7, the outward turning plate 10 is not supported by the L-shaped support plate 7, the outward turning plate 10 is rotated outward, the upper end of the outward turning plate is turned downward to be in an inclined state, the lower end of the wider part of the foot pedal 16 is stepped downward by feet, the foot pedal 16 rotates around the lower end of the support rod 15, the upper end of the foot pedal 16 drives the slider 23 to move upward and slide along the T-shaped groove on the lower end surface of the outer hopper 12, so as to jack up the outer hopper 12, the front end of the outer hopper 12 rotates around the front end of the support frame 2, the inward turning plate 9 rotates around the upper end of the inner hopper 11 by virtue of the self gravity, and the building material slides down along the bottom plate of the inclined outer hopper 12, passes through the space between the inward turning plate 9; as shown in fig. 19, when loose and bulky building materials or construction wastes need to be transported, the volume of the transportation device needs to be increased, and the specific operation mode is as follows: screwing down the adjusting screw 13, pulling the inner car hopper 11 upwards, screwing the adjusting screw 13 into the lower threaded hole 1104 through the outer car hopper threaded through hole 1203, attaching the inner turning plate 9 to the outer turning plate 10 by virtue of self gravity, and separating one end of the inner turning plate rotating column 902 far away from the inner turning plate main body 901 from the outer car hopper gap 1206; as shown in fig. 20, when the transportation device with increased volume is unloaded, the baffle 8 is rotated to separate from the L-shaped support plate 7, the outward turning plate 10 is not supported by the L-shaped support plate 7, the outward turning plate 10 is rotated outward, the upper end of the outward turning plate is turned downward to be inclined, the wider lower end of the foot pedal 16 is stepped downward by feet, the foot pedal 16 rotates around the lower end of the support rod 15, the upper end of the foot pedal 16 drives the slider 23 to move upward and slide along the T-shaped groove on the lower end surface of the outer hopper 12, the outer hopper 12 is jacked up, the front end of the outer hopper 12 rotates around the front end of the support frame 2, the inward turning plate 9 rotates around the upper end of the inner hopper 11 by virtue of self gravity, and the building material slides down along the bottom plate of the inclined outer hopper 12, passes through the space between the inward turning plate 9 and the outward turning plate 10 and slides down.

As shown in FIG. 14, the support leg 3 includes a support leg main body 301 and a support leg through hole, a cylindrical hole is provided at the lower part of the support leg main body 301, a support leg through hole is provided on the hole wall of the cylindrical hole of the support leg main body 301, the support leg through hole includes a support leg through hole short vertical part 302, a support leg through hole horizontal part 303 communicated with the support leg through hole short vertical part 302, a support leg through hole long vertical part 304 communicated with the support leg through hole short vertical part 302, the support leg through hole short vertical part 302 and the support leg through hole long vertical part 304 are arranged in parallel and the widths of the two parts in the horizontal direction are equal, the length of the support leg through hole long vertical part 304 in the vertical direction is greater than the length of the support leg through hole short vertical part 302 in the vertical direction, the height.

As shown in figures 14-15, an auxiliary moving mechanism 18 is movably connected in a supporting leg 3, the auxiliary moving mechanism 18 comprises a spring 1801, a movable leg 1802 fixedly arranged at the lower end of the spring 1801, a limiting rod 1803 fixedly arranged on the side wall of the movable leg 1802, and a universal wheel 1804 fixedly arranged at the lower end of the movable leg 1802, the upper end of the spring 1801 is fixedly arranged at the bottom of a cylindrical hole of the supporting leg 3, the diameter of the movable leg 1802 is equal to that of a cylindrical hole at the lower part of the supporting leg 3, the movable leg 1802 is convenient to rotate and slide up and down in the cylindrical hole at the lower part of the supporting leg 3, the transverse maximum width of the universal wheel 1804 is smaller than that of the cylindrical hole of the supporting leg 3, the universal wheel 1804 is convenient to slide up and down in the cylindrical hole at the lower part of the supporting leg 3, the limiting rod 1803 is long and protrudes out of, the limit rod 1803 is arranged at the upper end of the long vertical part 304 of the supporting leg through hole, at the moment, the auxiliary moving mechanism 18 is completely arranged in the cylindrical hole of the supporting leg 3, the lower end of the universal wheel 1804 is higher than the lower end surface of the supporting leg 3, the spring 1801 is in a stretching state, the limit rod 1803 is clamped at the upper end of the long vertical part 304 of the supporting leg through hole by the resilience force of the spring 1801, the limit rod 1803 can slide along the short vertical part 302 of the supporting leg through hole, the horizontal part 303 of the supporting leg through hole and the long vertical part 304 of the supporting leg through hole, when the building material transportation device is used on a relatively flat road surface, the part of the supporting leg 3 is extended by stepping on the limit rod 1803, the limit rod 1803 slides into the short vertical part 302 of the supporting leg through hole along the long vertical part 304 of the supporting leg through hole 303, and is finally clamped at the upper end of the, as shown in fig. 16 and 17, the two universal wheels 1804 and the two wheels 6 are grounded simultaneously, so that the labor intensity of workers for transporting construction materials can be reduced.

As shown in fig. 1 to 3, two front hooks 21 are symmetrically and fixedly installed in front of the lower bottom surface of the support frame 2, two side hooks 4 are symmetrically and fixedly installed in back of the lower bottom surface of the support frame 2, and when the building material transportation device needs to be lifted to a high place, the two front hooks 21 and the two side hooks 4 can be fastened with ropes so as to be convenient for lifting the building material transportation device.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A building material transportation device comprises a handlebar, a support frame, support legs, an axle and wheels. The method is characterized in that: the rear side surface of the support frame is symmetrically and fixedly provided with two handlebars, the support legs are symmetrically and fixedly arranged below the rear part of the support frame, two wheels are symmetrically and fixedly arranged on two sides of the axle, two bearings are symmetrically arranged on the axle and are arranged on the support frame, the support frame is provided with an outer hopper, the front end of the outer hopper is rotationally connected with the support frame, the front end of the outer hopper is symmetrically and fixedly connected with two L-shaped support plates, the outer hopper is rotationally connected with the lower end of an outer turning plate, the outer turning plate is rotationally connected with a baffle plate, the baffle plate is provided with two baffle plates which are symmetrically arranged on the outer turning plate, the baffle plate is matched with the L-shaped support plates, the lower end of the support frame is fixedly connected with the upper end of a support rod, the lower end of the support rod is rotationally connected with a pedal plate, and, the sliding block is connected with an outer car hopper in a sliding mode, the cross section of the sliding block is T-shaped, a T-shaped groove matched with the sliding block is formed in the middle of the lower end face of the outer car hopper, two ratchet wheels are symmetrically and fixedly connected to an axle and matched with a pawl, the pawl is rotatably connected with a support frame, a pull rope is tied to the upper end of the pawl, the front end of the pull rope tied to the pawl on the left side is tied to the pawl on the left side, the rear end of the pull rope tied to the pawl on the left side is connected to the pawl on the right side, the rear end of the pull rope tied to the pawl on the right side and penetrates through the support frame, the rear ends of the two pull ropes are tied together and attached to the rear side face of the support frame, an L-shaped hook is.

2. The construction material transportation apparatus according to claim 1, wherein: the support frame includes support frame, support frame horizontal pole, support frame vertical pole, little support, big support, pawl axle, limiting plate. The frame of the support frame is in a shape like a Chinese character 'hui', two support frame cross rods are fixedly connected to the inner wall of the frame, two support frame longitudinal rods are symmetrically and fixedly connected between the two transverse rods, a pawl shaft rotationally connected with a pawl and a limiting plate positioned above the pawl shaft are fixedly connected to the longitudinal rods, the pawl shaft comprises a long cylindrical section and a short cylindrical section, the diameter of the long cylindrical section is smaller than that of the short cylindrical section, two small supports rotationally connected with an outer hopper are symmetrically and fixedly connected to the upper end face of the frame of the support frame, two large supports are symmetrically and fixedly connected to the lower end face of the frame of the support frame, bearings are mounted in circular through holes of the large supports, two frame through holes are symmetrically arranged on the rear side rod of the frame of the support frame, two cross rod through holes are symmetrically arranged on the cross rod of the rear side, the front end of the pull rope is tied to the pawl, the cross rod through hole and the frame through hole which are penetrated by the same pull rope are coaxial.

3. The construction material transportation apparatus according to claim 1, wherein: the outer car hopper comprises an outer car hopper main body, an outer car hopper dovetail groove, an outer car hopper threaded through hole, an outer car hopper cylinder hole and an outer car hopper notch. The whole body of the outer car hopper is of a symmetrical structure, four outer car hopper dovetail grooves are symmetrically arranged on the inner wall of the outer car hopper main body, the width of the outer car hopper dovetail grooves close to the inner wall end of the outer car hopper main body is smaller than the width of the outer car hopper main body far away from the inner wall end, outer car hopper thread through holes are symmetrically arranged on the left side wall and the right side wall of the outer car hopper main body, the outer car hopper thread through holes are positioned at the upper middle position of the outer car hopper main body, two outer car hopper cylinders are symmetrically arranged and are fixedly connected on the outer wall of the outer car hopper main body, the outer car hopper cylinders are matched with the through holes of the small support, the longitudinal length of the bottom plate of the outer car hopper main body is smaller than that of the side plate of the outer car hopper main body, the L-shaped support plate is fixedly connected with the front end face of the outer car hopper main body, the lower end face of the bottom plate of the outer car hopper main body is, the middle position of the lower end face of the bottom plate of the outer car hopper main body is provided with a T-shaped groove matched with the sliding block, and two outer car hopper cylindrical holes are symmetrically formed in the outer car hopper main body. The turning-up plate comprises a turning-up plate main body, turning-up plate connecting columns and turning-up plate cylinders, wherein the two turning-up plate connecting columns are rotatably connected with the baffle plate and symmetrically and fixedly mounted on the front end face of the turning-up plate main body, the two turning-up plate cylinders matched with the outer hopper cylinder holes are symmetrically and fixedly mounted on the two side faces of the turning-up plate main body, the lower end face of the turning-up plate main body is an arc face, the left side face and the right side face of the turning-up plate main body are flush with the inner wall face of the outer hopper main body, and the rear end face of the turning-up.

4. The construction material transportation apparatus according to claim 1, wherein: the ratchet comprises a ratchet body and a ratchet hook, the upper end of the ratchet body is fixedly connected with the lower end of the ratchet hook, a circular through hole in the ratchet body is matched with the long cylindrical section of the ratchet shaft, the diameter of the circular through hole in the ratchet body is smaller than that of the short cylindrical section of the ratchet shaft, the width of the ratchet body is equal to the length of the long cylindrical section of the ratchet shaft, and the front end of the pull rope is tied to the ring of the ratchet hook.

5. A construction material transportation apparatus according to any one of claims 1 to 4, wherein: an inner car hopper is fixed inside the outer car hopper through an adjusting screw, the front end of the inner car hopper is rotatably connected with an inner turning plate, and the height of the inner turning plate is smaller than that of the inner car hopper.

6. The construction material transportation apparatus according to claim 1, wherein: the inner hopper comprises an inner hopper main body, an inner hopper sliding plate, an upper threaded hole and a lower threaded hole. Interior car hopper wholly is symmetrical structure, interior car hopper main part is the U type, and four and outer car hopper dovetail matched with interior car hopper slides of its outer wall symmetry fixed connection, the symmetry sets up two rows of fixed orificess about interior car hopper main part on the outer wall, every row of fixed orificess includes screw hole and screw hole down, go up each item parameter of screw hole and screw hole down the same, the length of the vertical direction of interior car hopper slide equals with interior car hopper main part's height, the lower terminal surface of interior car hopper main part pastes with the up end of outer car hopper main part bottom plate, the interior wall laminating of interior car hopper main part and the internal face of outer car hopper main part, adjusting screw passes in the screw hole on the screw thread through-hole screw in of outer car hopper.

7. The construction material transportation apparatus according to claim 1, wherein: the inner turning plate comprises an inner turning plate main body and inner turning plate rotating columns, the inner turning plate main body is rotatably connected with the inner car hopper through the two inner turning plate rotating columns symmetrically and fixedly mounted on the side faces of the inner turning plate main body, the length of each inner turning plate rotating column is larger than the thickness of the inner car hopper main body, one end, far away from the inner turning plate main body, of each inner turning plate rotating column is located in a gap of the outer car hopper, the diameter of each inner turning plate rotating column is equal to the width of the gap of the outer car hopper, and the lower end face of the inner turning plate main body is higher than the lower end face of the inner car hopper main body.

8. A construction material transportation device according to any one of claims 1-4, wherein: the supporting leg comprises a supporting leg main body and a supporting leg through hole, a cylindrical hole is formed in the lower portion of the supporting leg main body, and the supporting leg through hole is formed in the hole wall of the cylindrical hole of the supporting leg main body. The supporting leg through hole comprises a supporting leg through hole short vertical part, a supporting leg through hole horizontal part communicated with the supporting leg through hole short vertical part and a supporting leg through hole long vertical part communicated with the supporting leg through hole horizontal part, wherein the supporting leg through hole short vertical part and the supporting leg through hole long vertical part are arranged in parallel, and the widths of the supporting leg through hole short vertical part and the supporting leg through hole long vertical part in the horizontal direction are equal, the length of the supporting leg through hole long vertical part in the vertical direction is greater than that of the supporting leg through hole short vertical part in the vertical direction, and the height of the supporting leg through hole horizontal part in the vertical direction is equal to that.

9. A construction material transportation device according to claim 8, wherein: the supporting leg is internally movably connected with an auxiliary moving mechanism, and the auxiliary moving mechanism comprises a spring, a movable leg fixedly arranged at the lower end of the spring, a limiting rod fixedly arranged on the side wall of the movable leg, and a universal wheel fixedly arranged at the lower end of the movable leg. The upper end fixed mounting of spring is at the cylindrical hole bottom of supporting leg, the diameter of activity leg equals with the diameter in the cylindrical hole of supporting leg, the horizontal maximum width of universal wheel is less than the diameter in the cylindrical hole of supporting leg, the diameter of gag lever post equals with the width of the long vertical portion of supporting leg through-hole at the horizontal direction, the gag lever post is in the upper end of the long vertical portion of supporting leg through-hole.

10. A construction material transportation device according to any one of claims 1-4, wherein: the front of the lower bottom surface of the support frame is symmetrically and fixedly provided with two front hooks, and the rear of the lower bottom surface of the support frame is symmetrically and fixedly provided with two side hooks.